Toyota Corolla (E120): Cd cannot be taken out
Wiring diagram
Inspection procedure
1 Check if radio auto–search functions properly
- Check if the radio auto–search function properly.
- Perform the auto–research of the radio and check that the
operation is normal.
Standard: malfunction disappear.
2 Press ”eject” and check operation
- Press ”eject”and check the operation.
- Press the cd eject switch of the radio receiver assembly for 2 sec
or more to see if the cd is
ejected.
Standard: cd is ejected.
Reference: if the cd is not ejected, send the vehicle for repair.
Do not try to drag it out by force.
3 Check if a proper cd is inserted
- Check that a proper cd is inserted.
- Check that in what conditions the sound skipping occurs.
Standard: driving on the bad road.
4 Replace cd with another and recheck
- Replace the cd with another and recheck.
- Check the installation condition of the radio receiver assembly.
Standard: installed properly.
5 Inspect radio receiver assy(+b, acc, gnd)
- Check that the continuity between terminals at each condition, as shown in the chart.
Standard:
- Check that the voltage between terminals at each condition, as shown in the chart.
Standard:
Repair or replace harness or connector
Other materials:
Terminals of ecu
Oscilloscope wave (*1)
Hint:
terminal: od – gnd
gauge set: 5 v / div, 50 ms / div
condition: during cruise control driving o/d switch on.
...
Pre–check
1. Diagnosis check
Starting diagnosis mode (service check mode)
turn off the audio system and turn the ig switch to
acc. While pressing the preset switches ”1” and ”6”
at the same time, press ”cd” 3 times.
Reference:
beep sound is given 3 times and the sys ...
Inspection procedure
Hint:
this dtc chart is on the premise that the engine is cranked normally.
If the engine is not cranked, proceed
to the problem symptoms table on page 05–42.
Read freeze frame data using the hand-held tester or the obd ii scan
tool. Freeze frame data records
the engine conditions ...